diff --git a/ext/filter/filter.c b/ext/filter/filter.c
index ee8db5ef3583b..3887481124a3f 100644
--- a/ext/filter/filter.c
+++ b/ext/filter/filter.c
@@ -71,10 +71,6 @@ static const filter_list_entry filter_list[] = {
 #define PARSE_SERVER 5
 #endif
 
-#ifndef PARSE_SESSION
-#define PARSE_SESSION 6
-#endif
-
 static unsigned int php_sapi_filter(int arg, const char *var, char **val, size_t val_len, size_t *new_val_len);
 static unsigned int php_sapi_filter_init(void);
 
@@ -153,8 +149,6 @@ ZEND_TSRMLS_CACHE_UPDATE();
 }
 /* }}} */
 
-#define PARSE_REQUEST 99
-
 /* {{{ PHP_MINIT_FUNCTION */
 PHP_MINIT_FUNCTION(filter)
 {
diff --git a/main/php_variables.h b/main/php_variables.h
index 598de70f03598..f2b4b8cae241a 100644
--- a/main/php_variables.h
+++ b/main/php_variables.h
@@ -27,7 +27,6 @@
 #define PARSE_STRING 3
 #define PARSE_ENV 4
 #define PARSE_SERVER 5
-#define PARSE_SESSION 6
 
 BEGIN_EXTERN_C()
 void php_startup_auto_globals(void);